{% extends "admin/layout.html" %}
{% block admin_title %}Клиенты{% endblock %}
{% block admin_content %}
<div class="admin-top">
  <h1>Клиенты</h1>
  <div class="actions">
    <a class="btn btn-sm {% if tab == 'wg' %}btn-accent{% else %}btn-ghost{% endif %}" href="/admin/clients">WireGuard / AWG</a>
    <a class="btn btn-sm {% if tab == 'xui' %}btn-accent{% else %}btn-ghost{% endif %}" href="/admin/clients?source=xui">3x-ui</a>
    {% if tab == 'wg' %}
    <a class="btn btn-sm btn-ghost" href="/admin/clients?protocol=wireguard">WireGuard</a>
    <a class="btn btn-sm btn-ghost" href="/admin/clients?protocol=awg2">AWG 2.0</a>
    {% endif %}
  </div>
</div>

{% if flash %}
  {% if flash.startswith('error:') %}
  <div class="flash flash-error">{{ flash[6:] }}</div>
  {% elif flash == 'created' %}
  <div class="flash">Клиент создан</div>
  {% elif flash == 'deleted' %}
  <div class="flash">Клиент удалён</div>
  {% endif %}
{% endif %}

{% if tab == 'wg' %}
<div class="panel" style="margin-bottom:1rem">
  <div class="panel-head"><strong>Новый доступ (WireGuard / AWG)</strong></div>
  <div class="panel-body">
    <form method="post" action="/admin/clients" class="form-grid">
      <label>Имя
        <input name="name" placeholder="phone / laptop" required />
      </label>
      <label>Сервер / протокол
        <select name="server_id" required>
          {% for s in servers %}
          <option value="{{ s.id }}">{{ s.name }} ({{ s.protocol }})</option>
          {% else %}
          <option value="" disabled selected>Нет серверов</option>
          {% endfor %}
        </select>
      </label>
      <button class="btn btn-accent" type="submit" {% if not servers %}disabled{% endif %}>Создать</button>
      <label style="grid-column: 1 / -1">Заметка
        <input name="notes" placeholder="опционально" />
      </label>
    </form>
  </div>
</div>

<div class="panel">
  <table>
    <thead>
      <tr>
        <th>Имя</th>
        <th>Протокол</th>
        <th>IP</th>
        <th>Статус</th>
        <th>Создан</th>
        <th></th>
      </tr>
    </thead>
    <tbody>
      {% for c in clients %}
      <tr>
        <td><a href="/admin/clients/{{ c.id }}">{{ c.name }}</a></td>
        <td><span class="badge badge-proto">{{ c.server.protocol }}</span></td>
        <td>{{ c.address }}</td>
        <td>
          {% if c.is_enabled %}
          <span class="badge badge-ok">on</span>
          {% else %}
          <span class="badge badge-off">off</span>
          {% endif %}
        </td>
        <td class="muted">{{ c.created_at.strftime('%Y-%m-%d %H:%M') if c.created_at else '—' }}</td>
        <td class="actions">
          <a class="btn btn-sm btn-ghost" href="/admin/clients/{{ c.id }}">Открыть</a>
          <form method="post" action="/admin/clients/{{ c.id }}/toggle" class="inline-form">
            <button class="btn btn-sm btn-ghost" type="submit">{% if c.is_enabled %}Выкл{% else %}Вкл{% endif %}</button>
          </form>
          <form method="post" action="/admin/clients/{{ c.id }}/delete" class="inline-form" onsubmit="return confirm('Удалить клиента?')">
            <button class="btn btn-sm btn-danger" type="submit">Удалить</button>
          </form>
        </td>
      </tr>
      {% else %}
      <tr><td colspan="6" class="muted">Клиентов пока нет</td></tr>
      {% endfor %}
    </tbody>
  </table>
</div>

{% else %}
{# ——— 3x-ui ——— #}
<div class="panel" style="margin-bottom:1rem">
  <div class="panel-head">
    <strong>Новый клиент 3x-ui</strong>
    <span class="muted">только inbound’ы, отмеченные на сервере как доступные пользователям</span>
  </div>
  <div class="panel-body">
    {% if not xui_panels %}
    <p class="muted" style="margin:0">Сначала добавьте панель на странице <a href="/admin/xui">3x-ui</a>.</p>
    {% else %}
    <form method="post" action="/admin/clients/xui" class="stack" id="xui-client-form">
      <div class="form-grid">
        <label>Сервер 3x-ui
          <select name="panel_id" id="xui-panel" required>
            {% for p in xui_panels %}
            <option value="{{ p.id }}">{{ p.name }}{% if not p.is_reachable %} (offline){% endif %}</option>
            {% endfor %}
          </select>
        </label>
        <label>Протокол
          <select name="protocol" id="xui-protocol" required>
            <option value="vless">VLESS</option>
            <option value="wireguard">WireGuard</option>
          </select>
        </label>
        <label>Inbound
          <select name="inbound_id" id="xui-inbound" required>
            <option value="" disabled selected>Выберите сервер</option>
          </select>
        </label>
      </div>
      <div class="form-grid">
        <label>Email / имя
          <input name="email" placeholder="user@example.com" required />
        </label>
        <label>Срок (дни, 0 = безлимит)
          <input type="number" name="expiry_days" value="30" min="0" />
        </label>
        <label>Лимит GB
          <input type="number" name="total_gb" value="0" min="0" />
        </label>
        <label>Limit IP
          <input type="number" name="limit_ip" value="0" min="0" />
        </label>
      </div>
      <label class="check">
        <input type="checkbox" name="start_after_first_use" value="1" checked />
        Старт после первого использования
      </label>
      <label id="xui-flow-wrap">Flow (VLESS)
        <input name="flow" placeholder="xtls-rprx-vision" />
      </label>
      <label>Комментарий
        <input name="comment" />
      </label>
      <button class="btn btn-accent" type="submit" id="xui-submit" disabled>Создать в 3x-ui</button>
      <p class="muted" id="xui-inbound-hint" style="margin:0">Нет доступных inbound’ов — откройте сервер в <a href="/admin/xui">3x-ui</a> и отметьте нужные.</p>
    </form>
    {% endif %}
  </div>
</div>

<div class="panel">
  <div class="panel-head"><strong>Клиенты, созданные через сайт (3x-ui)</strong></div>
  <table>
    <thead>
      <tr>
        <th>Email</th>
        <th>Сервер</th>
        <th>Протокол</th>
        <th>Inbound</th>
        <th>Срок</th>
        <th>Создан</th>
        <th></th>
      </tr>
    </thead>
    <tbody>
      {% for c in xui_clients %}
      <tr>
        <td>
          <strong>{{ c.email }}</strong>
          {% if c.link %}<div class="muted" style="font-size:.78rem;max-width:240px;word-break:break-all">{{ c.link[:64] }}{% if c.link|length > 64 %}…{% endif %}</div>{% endif %}
        </td>
        <td>{{ c.panel.name if c.panel else '—' }}</td>
        <td><span class="badge badge-proto">{{ c.protocol }}</span></td>
        <td class="muted">#{{ c.inbound_id }} {% if c.inbound_remark %}{{ c.inbound_remark }}{% endif %}</td>
        <td class="muted">
          {% if c.expiry_days and c.expiry_days > 0 %}
            {{ c.expiry_days }} дн.{% if c.start_after_first_use %} · после 1-го входа{% endif %}
          {% else %}без срока{% endif %}
        </td>
        <td class="muted">{{ c.created_at.strftime('%Y-%m-%d %H:%M') if c.created_at else '—' }}</td>
        <td>
          {% if c.panel %}
          <a class="btn btn-sm btn-ghost" href="/admin/xui/{{ c.panel_id }}">Панель</a>
          {% endif %}
        </td>
      </tr>
      {% else %}
      <tr><td colspan="7" class="muted">Клиентов 3x-ui пока нет</td></tr>
      {% endfor %}
    </tbody>
  </table>
</div>

<script>
(function () {
  const panelSelect = document.getElementById('xui-panel');
  const protocolSelect = document.getElementById('xui-protocol');
  const inboundSelect = document.getElementById('xui-inbound');
  const submitBtn = document.getElementById('xui-submit');
  const hint = document.getElementById('xui-inbound-hint');
  const flowWrap = document.getElementById('xui-flow-wrap');
  if (!panelSelect || !inboundSelect) return;

  const cached = {{ user_inbounds_by_panel | tojson }};

  function fillInbounds() {
    const panelId = panelSelect.value;
    const protocol = protocolSelect.value;
    const rows = (cached[panelId] || []).filter((r) => r.protocol === protocol);
    inboundSelect.innerHTML = '';
    if (!rows.length) {
      const opt = document.createElement('option');
      opt.value = '';
      opt.disabled = true;
      opt.selected = true;
      opt.textContent = 'Нет доступных inbound’ов';
      inboundSelect.appendChild(opt);
      submitBtn.disabled = true;
      if (hint) hint.style.display = '';
      return;
    }
    rows.forEach((r) => {
      const opt = document.createElement('option');
      opt.value = r.inbound_id;
      opt.textContent = `#${r.inbound_id} ${r.remark || r.protocol} :${r.port || '?'}`;
      inboundSelect.appendChild(opt);
    });
    submitBtn.disabled = false;
    if (hint) hint.style.display = 'none';
  }

  function toggleFlow() {
    if (flowWrap) flowWrap.style.display = protocolSelect.value === 'vless' ? '' : 'none';
  }

  panelSelect.addEventListener('change', fillInbounds);
  protocolSelect.addEventListener('change', () => { toggleFlow(); fillInbounds(); });
  toggleFlow();
  fillInbounds();
})();
</script>
{% endif %}
{% endblock %}